Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Champion Int CorpfiledCriticalChampion Int Corp
Priority to IT26871/80ApriorityCriticalpatent/IT1134855B/it
Publication of IT8026871A0publicationCriticalpatent/IT8026871A0/it
Application grantedgrantedCritical
Publication of IT1134855BpublicationCriticalpatent/IT1134855B/it